What was God's original diet in the Garden of Eden? Genesis speaks of a diet of fruits, grains, nuts, and legumes. After sin God introduced the 'herb of the field' vegetables.

Now Afterwards  Bread was eaten with every meal. Vegetables played a smaller, but significant role in the diet. Legumes and vegetables were typically eaten in stews. The Israelites drank goat and sheep's milk when it was available in the spring and summer, and ate butter and cheese.

Legumes are plants that produce seeds in pods, and include beans, peas, lentils, chickpeas, and peanuts. They are a significant source of protein, fiber, carbohydrates, and minerals.

Broad beans, Lima beans, Soybeans, Black beans, Kidney beans, Black-eyed peas, Pigeon peas, and Split peas.

Does the Bible allow you to eat fish?   yes 

According to Leviticus 11:9 In-Context

You may eat any kind of fish that has fins and scales,  but anything living in the water that does not have fins and scales must not be eaten.  Such creatures must be considered unclean. You must not eat them or even touch their dead bodies.  

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